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In rail transport, the U.S. DOT-111 tank car, also known as the TC-111 in Canada, is a type of unpressurized general service tank car in common use in North America. Tank cars built to this specification must be circular in cross section, with elliptical, formed heads set convex outward. [1] They have a minimum plate thickness of 16 inch (11.1 ...
Modern Welding Company was founded in June 1932 in Owensboro, Kentucky in a small shop located near the Ohio River at 1st and Frederica Street where the Commonwealth of Kentucky office building is today. The company was founded by John G. Barnard (1898–1982), known as "Mr. Pete". In 1937 the company expanded with the acquisition of a plant in ...
Oxy-fuel welding (commonly called oxyacetylene welding, oxy welding, or gas welding in the United States) and oxy-fuel cutting are processes that use fuel gases (or liquid fuels such as gasoline or petrol, diesel, biodiesel, kerosene, etc) and oxygen to weld or cut metals. French engineers Edmond Fouché and Charles Picard became the first to ...
Two pointed electrodes apply pressure and current to two or more thin workpieces. Automobile industry, Aerospace industry. Resistance seam welding [6] 22. RSEW. Two wheel-shaped electrodes roll along workpieces, applying pressure and current. Aerospace industry, steel drums, tubing. Projection welding. 23.
For many modern tanks, such the Italian Ariete, it is yet unknown which type is used. There was a general trend in the 1980s away from ceramic armour towards perforated armour, [50] but even many tanks from the 1970s like the Leopard 1A3 and A4, the French AMX 32 and AMX 40 prototypes used the latter system; the Leclerc has an improved version ...
Structural steel welding - Welding of steel structures. AS/NZS 1554.2. Structural steel welding - Stud welding (steel studs to steel) AS/NZS 1554.3. Structural steel welding - Welding of reinforcing steel. AS/NZS 1554.4. Structural steel welding - Welding of high strength quenched and tempered steels.
A welding power supply is a device that provides or modulates an electric current to perform arc welding. [1] There are multiple arc welding processes ranging from Shielded Metal Arc Welding (SMAW) to inert shielding gas like Gas metal arc welding (GMAW) or Gas tungsten arc welding (GTAW). Welding power supplies primarily serve as devices that ...
The Woolrich Electrical Generator of 1844, now in Thinktank, Birmingham Science Museum, is the earliest electrical generator used in industry. [20] It was used by Elkingtons. [21] [22] [23] The Norddeutsche Affinerie in Hamburg was the first modern electroplating plant starting its production in 1876. [24]